/* 基础样式 */
body {
    font-family: 'Arial', sans-serif;
    background: linear-gradient(135deg, #cfe1f5, #eaf1fb); /* 背景渐变 */
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

/* 容器样式 */
.container {
    background-color: #ffffff;
    border-radius: 20px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    padding: 40px;
    max-width: 600px;
    width: 100%;
    text-align: center;
}

/* 标题样式 */
h1 {
    color: #333;
    font-size: 2rem;
    margin-bottom: 10px;
    font-weight: bold;
}

p {
    color: #666;
    font-size: 1rem;
    margin-bottom: 30px;
}

/* 按钮样式 */
button {
    background-color: #7cc2f3;
    color: white;
    border: none;
    padding: 12px 24px;
    font-size: 1.2rem;
    cursor: pointer;
    border-radius: 20px;
    transition: background-color 0.3s ease;
    margin: 10px;
    width: 200px;
}

button:hover {
    background-color: #4daaf3;
}

/* 圆形边框的按钮容器 */
button-icon {
    background-color: white;
    border: 2px solid #4daaf3;
    padding: 20px;
    border-radius: 50%;
    display: inline-block;
}

/* 链接样式 */
a {
    text-decoration: none;
    color: #4daaf3;
}

a:hover {
    color: #3b92c9;
}

/* 响应式设计 */
@media (max-width: 768px) {
    h1 {
        font-size: 1.8rem;
    }

    p {
        font-size: 0.9rem;
    }

    button {
        width: 100%;
    }
}
